Out of Bounds Write Vulnerability in MediaTek WLAN AP Driver
CVE-2025-20735
Currently unrated
Key Information:
- Vendor
MediaTek
- Vendor
- CVE Published:
- 4 November 2025
What is CVE-2025-20735?
The vulnerability in the MediaTek WLAN AP driver is characterized by an out of bounds write resulting from an improper bounds check. This flaw allows for a local escalation of privilege, which doesn't require user interaction for exploitation. Remediation is available through patch WCNCR00435349, and users are strongly encouraged to apply it to mitigate potential risks.
Affected Version(s)
MT6890, MT7615, MT7622, MT7663, MT7915, MT7916, MT7981, MT7986 SDK release 7.6.7.2 and before / openWRT 19.07, 21.02